AD7745 - 24-Bit Capacitance-to-Digital Converter

Product Overview

Analog Devices

Part number	AD7745
Manufacturer	Analog Devices
File Size	529.42 KB
Description	24-Bit Capacitance-to-Digital Converter
Datasheet	AD7745 Datasheet
Additional preview pages of the AD7745 datasheet.

The AD7745/AD7746 are a high resolution, Σ-Δ capacitance-todigital converter (CDC).

Capacitance-to-digital converter New standard in single chip solutions Interfaces to single or differential floating sensors Resolution down to 4 aF (that is, up to 21 ENOB) Accuracy: 4 fF Linearity: 0.01% Common-mode (not changing) capacitance up to 17 pF Full-scale (changing) capacitance range: ±4 pF Tolerant of parasitic capacitance to ground up to 60 pF Update rate: 10 Hz to 90 Hz Simultaneous 50 Hz and 60 Hz rejection at 16 Hz Temperature sensor on-chip Resolution: 0.1°C, accuracy: ±2°C Vol.

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Other Datasheets by Analog Devices

AD7740 - Synchronous Voltage-to-Frequency Converter
AD7741 - Single and Multichannel/ Synchronous Voltage-to-Frequency Converters
AD7742 - Single and Multichannel/ Synchronous Voltage-to-Frequency Converters
AD7746 - 24-Bit Capacitance-to-Digital Converter
AD7747 - 24-Bit Capacitance-to-Digital Converter
AD774B - Complete 12-Bit A/D Converters

Published: Dec 23, 2006 |